Home / 47,796.60-71,692.80-14,515.92

Finding the Fourth Proportional to 47,796.60, 71,692.80 and 14,515.92

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Solution

The fourth proportional to 47,796.60, 71,692.80 and 14,515.92 is: 21,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,796.60 : 71,692.80 = 14,515.92 : x
  2. Step 2: Convert to fraction form
    47,796.60/71,692.80 = 14,515.92/x
  3. Step 3: Cross multiply
    47,796.60x = 71,692.80 × 14,515.92
  4. Step 4: Simplify right side
    47,796.60x = 1,040,686,949.38
  5. Step 5: Solve for x
    x = 1,040,686,949.38/47,796.60
  6. Step 6: Final answer
    x = 21,773.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.